woolson: Woolson and Clarke's Obesity Study
Description
This is a subset of the Obesity dataset. Binary indicators of obesity on
1014 children who were 7-9 years old in 1977, and were followed up in
1979 and 1981. Children were classified as obese if their weights were more
than 210% of the population median weight for their gender and height.
Format
A data frame with 48 observations on the following 4 variables.
x
- a numeric vector
y
- a numeric vector
sex
- a numeric vector
age
- a numeric vector
Source
Woolson, R.F. and Clark, W.R.(1984). Analysis of categorical incomplete longitudinal
data. JRSS A. 147, 87--99.